# Distance from Kaikohe Airport (KKO) to Sofia (SOF)

> 17,352 km · estimated flight time 21h · Ultra-long-haul route.

## Summary

- **Distance**: 17,352 km / 10,782 mi / 9,370 nm
- **Estimated flight time**: 21h
- **Heading**: 297° (west northwest)
- **Return heading**: 82° (east)
- **Classification**: Ultra-long-haul
- **Type**: International (New Zealand) → Bulgaria
- **Intercontinental**: Oceania → Europe
- **Time difference**: -9h (When it's 11:09 in Kaikohe Airport, it's 02:09 in Sofia)
- **Elevation difference**: 1,171 ft (SOF is higher than KKO)

## Airports

### [Kaikohe Airport (KKO)](https://www.flightduration.online/airport/kko-kaikohe-airport/1ef266df-76f6-6a68-8d87-06bb2780ed98)

- City: Kaikohe Airport, New Zealand
- ICAO: NZKO
- Timezone: Pacific/Auckland
- Coordinates: -35.450000, 173.820000
- Elevation: 571 ft

### [Sofia Airport (SOF)](https://www.flightduration.online/airport/sof-sofia-sofia-airport/1ef266df-436b-611c-bff1-06bb2780ed98)

- City: Sofia, Bulgaria
- ICAO: LBSF
- Timezone: Europe/Sofia
- Coordinates: 42.700000, 23.410000
- Elevation: 1,742 ft

## Route notes

This is an ultra-long-haul route, one of the longest in aviation. It requires wide-body aircraft with extended range capability such as the Airbus A350-900ULR or Boeing 777-200LR. Passengers should prepare for an extended flight with multiple meal services.

Time-zone information: When it's 11:09 in Kaikohe Airport, it's 02:09 in Sofia.
With a 9-hour time difference, expect significant jet lag.

## Related

- [Kaikohe Airport (KKO)](https://www.flightduration.online/airport/kko-kaikohe-airport/1ef266df-76f6-6a68-8d87-06bb2780ed98)
- [Sofia Airport (SOF)](https://www.flightduration.online/airport/sof-sofia-sofia-airport/1ef266df-436b-611c-bff1-06bb2780ed98)
- [Flight duration calculator](/#calculator)